rein in

verb

reined in; reining in; reins in

1

: to limit or control (someone or something)

Congress must rein in spending.

You had better rein that kid in before she gets hurt.

2

: to make (an animal) stop by using reins

The rider reined in his horse.

Examples of rein in in a Sentence

Recent Examples on the Web

Take one of her clients, a 40-something biohacking businessman who was struggling to rein in some of his hormonal readings. — Mark Ellwood, HollywoodReporter, 15 July 2026

In the past, Washington has attempted to rein in deficit spending and the accumulation of debt. — Steve H. Hanke, Fortune, 15 July 2026

Dozens of state legislatures have introduced bills to rein in the effects of data centers on power bills and the environment. — Jasper Ward, USA Today, 14 July 2026

After getting caught up in the hype of AI coding, many companies are looking to rein in costs. — Tim Keary, Forbes.com, 10 July 2026

Rhymes for rein in

• tainan